Mewtwo-Mega-Y @ Life Orb  
Ability: Magic Guard  
Tera Type: Psychic  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Lumina Crash  
- Knock Off  
- Collision Course  
- Strength Sap  

Chansey (F) @ Eviolite  
Ability: Imposter  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Court Change  
- Shore Up  
- Block  
- Heal Bell  

Yveltal @ Assault Vest  
Ability: Regenerator  
Tera Type: Dark  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Revelation Dance  
- U-turn  
- Nuzzle  
- Stone Axe  

Kyogre-Primal @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Water  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Calm Mind  
- Baneful Bunker  
- Strength Sap  

Arceus-Ground @ Earth Plate  
Ability: Fur Coat  
Tera Type: Ground  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Torch Song  
- Mortal Spin  

Gengar-Mega @ Choice Specs  
Ability: Beads of Ruin  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Astral Barrage  
- Sludge Bomb  
- Focus Blast